Sirus Quad R 470 Professional 4 channel UHF radio receiver
- Frequency scan
- Volume control, auto squelch, battery indicator and infra-red transmission of settings from receiver to transmitter per channel
- Outputs: XLR male per channel, as well as 1x XLR / 6.3mm jack sum output
- Frequency band: 470-526 MHz
- Frequency range: 40 Hz - 18 kHz
- Distortion factor: <0.5% @ 1kHz
- Signal-to-noise ratio >110dB
- Sensitivity: -95~ -75dBm
- Modulation type: PLL
- Power supply via external power supply 12 V DC 600mA (polarity: plus inside)
- Detachable BNC antennas
- Dimensions 19" 1U, installation depth 215mm (without antennas)
- Weight: 1.95 kg
- Suitable accessories: Handheld transmitter Art.543457, Bodypack transmitter Art.543458, Conference table station Art.543459 (not included)

4x Sirus Quad B 470 Professional Pocket Transmitter
- Compatible with Sirus Quad R 470 # 543456
- Mini-XLR 3pin (TQG) connector (the t.bone and AKG compatible)
- Synchronisation with receiver via infra-red
- Frequency band: 470-526 MHz
- Frequency range: 40 Hz - 18 kHz
- Distortion factor: <0.5% @ 1kHz
- Transmitter power: < 30 mW (switchable)
- Battery: 2x AA 1.5 V
- Battery life: 8 resp. 15 hours depending on transmission power
- Display: frequency and battery status
- Detachable antenna length: 85 mm
- Dimensions without antenna (HxWxD): 95 x 62 x 34 mm
- Weight: 100 g
- Colour: Matt Black

4x the t.bone HeadmiKe - D AKG Headset Microphone
- Lightweight condenser headset microphone
- Two earhooks
- Left/right adjustable
- Characteristic: Kidney
- Frequency range: 50 - 20000 Hz
- Sensitivity: 4.4 mV / Pa, -47.2 dB re 1 V / Pa
- Sound pressure level limit: 115 dB
- Impedance: 750 Ohm
- 3-pin Mini XLR connector suitable for AKG Bodypack transmitter
- Cable length: Approx. 120 cm
- Colour: Beige / flesh coloured
- Includes cable clip
- Additional draft shield: Article number 355914 (not included)